Poland is planning a new mega-airport to help aviation traffic grow and become the hub for Central and Eastern Europe. Polish President Andrzej Duda signed into law legislation laying out the rules for organizing and carrying out the development and construction of the new airport, news which national carrier LOT Polish Airlines (LOT) welcomed. Rafał Milczarski, CEO of state-owned LOT, welcomed the news, having called for a new central airport to expand further and as Warsaw's Chopin Airport is nearing…